81537408

素因数分解:

$2^7\times 3^3\times {\mathrm{23593}}^1$

素因数の和:23616

約数の個数: 64

約数和(自身を含む): 240658800

約数和(自身を除く): 159121392

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 96, 108, 128, 144, 192, 216, 288, 384, 432, 576, 864, 1152, 1728, 3456, 23593, 47186, 70779, 94372, 141558, 188744, 212337, 283116, 377488, 424674, 566232, 637011, 754976, 849348, 1132464, 1274022, 1509952, 1698696, 2264928, 2548044, 3019904, 3397392, 4529856, 5096088, 6794784, 9059712, 10192176, 13589568, 20384352, 27179136, 40768704, 81537408]

約数ペア:

[(1, 81537408), (2, 40768704), (3, 27179136), (4, 20384352), (6, 13589568), (8, 10192176), (9, 9059712), (12, 6794784), (16, 5096088), (18, 4529856), (24, 3397392), (27, 3019904), (32, 2548044), (36, 2264928), (48, 1698696), (54, 1509952), (64, 1274022), (72, 1132464), (96, 849348), (108, 754976), (128, 637011), (144, 566232), (192, 424674), (216, 377488), (288, 283116), (384, 212337), (432, 188744), (576, 141558), (864, 94372), (1152, 70779), (1728, 47186), (3456, 23593)]